/* Output routines for graphical representation.
- Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004
+ Free Software Foundation, Inc.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
- This file is part of GNU CC.
+This file is part of GCC.
- GNU CC is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
- GNU CC is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
- You should have received a copy of the GNU General Public License
- along with GNU CC; see the file COPYING. If not, write to
- the Free Software Foundation, 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING. If not, write to the Free
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA. */
#include <config.h>
#include "system.h"
-
+#include "coretypes.h"
+#include "tm.h"
#include "rtl.h"
#include "flags.h"
#include "output.h"
#include "function.h"
#include "hard-reg-set.h"
+#include "obstack.h"
#include "basic-block.h"
#include "toplev.h"
#include "graph.h"
-static const char *graph_ext[] =
+static const char *const graph_ext[] =
{
/* no_graph */ "",
/* vcg */ ".vcg",
};
-static void start_fct PROTO ((FILE *));
-static void start_bb PROTO ((FILE *, int));
-static void node_data PROTO ((FILE *, rtx));
-static void draw_edge PROTO ((FILE *, int, int, int, int));
-static void end_fct PROTO ((FILE *));
-static void end_bb PROTO ((FILE *));
+static void start_fct (FILE *);
+static void start_bb (FILE *, int);
+static void node_data (FILE *, rtx);
+static void draw_edge (FILE *, int, int, int, int);
+static void end_fct (FILE *);
+static void end_bb (FILE *);
/* Output text for new basic block. */
static void
-start_fct (fp)
- FILE *fp;
+start_fct (FILE *fp)
{
-
switch (graph_dump_format)
{
case vcg:
fprintf (fp, "\
graph: { title: \"%s\"\nfolding: 1\nhidden: 2\nnode: { title: \"%s.0\" }\n",
- current_function_name, current_function_name);
+ current_function_name (), current_function_name ());
break;
case no_graph:
break;
}
static void
-start_bb (fp, bb)
- FILE *fp;
- int bb;
+start_bb (FILE *fp, int bb)
{
+#if 0
+ reg_set_iterator rsi;
+#endif
+
switch (graph_dump_format)
{
case vcg:
fprintf (fp, "\
graph: {\ntitle: \"%s.BB%d\"\nfolding: 1\ncolor: lightblue\n\
label: \"basic block %d",
- current_function_name, bb, bb);
+ current_function_name (), bb, bb);
break;
case no_graph:
break;
}
#if 0
- /* FIXME Should this be printed? It makes the graph significantly larger. */
+ /* FIXME Should this be printed? It makes the graph significantly larger. */
/* Print the live-at-start register list. */
fputc ('\n', fp);
- EXECUTE_IF_SET_IN_REG_SET (basic_block_live_at_start[bb], 0, i,
- {
- fprintf (fp, " %d", i);
- if (i < FIRST_PSEUDO_REGISTER)
- fprintf (fp, " [%s]",
- reg_names[i]);
- });
+ EXECUTE_IF_SET_IN_REG_SET (basic_block_live_at_start[bb], 0, i, rsi)
+ {
+ fprintf (fp, " %d", i);
+ if (i < FIRST_PSEUDO_REGISTER)
+ fprintf (fp, " [%s]", reg_names[i]);
+ }
#endif
switch (graph_dump_format)
}
static void
-node_data (fp, tmp_rtx)
- FILE *fp;
- rtx tmp_rtx;
+node_data (FILE *fp, rtx tmp_rtx)
{
-
if (PREV_INSN (tmp_rtx) == 0)
{
/* This is the first instruction. Add an edge from the starting
case vcg:
fprintf (fp, "\
edge: { sourcename: \"%s.0\" targetname: \"%s.%d\" }\n",
- current_function_name,
- current_function_name, XINT (tmp_rtx, 0));
+ current_function_name (),
+ current_function_name (), XINT (tmp_rtx, 0));
break;
case no_graph:
break;
case vcg:
fprintf (fp, "node: {\n title: \"%s.%d\"\n color: %s\n \
label: \"%s %d\n",
- current_function_name, XINT (tmp_rtx, 0),
- GET_CODE (tmp_rtx) == NOTE ? "lightgrey"
- : GET_CODE (tmp_rtx) == INSN ? "green"
- : GET_CODE (tmp_rtx) == JUMP_INSN ? "darkgreen"
- : GET_CODE (tmp_rtx) == CALL_INSN ? "darkgreen"
- : GET_CODE (tmp_rtx) == CODE_LABEL ? "\
+ current_function_name (), XINT (tmp_rtx, 0),
+ NOTE_P (tmp_rtx) ? "lightgrey"
+ : NONJUMP_INSN_P (tmp_rtx) ? "green"
+ : JUMP_P (tmp_rtx) ? "darkgreen"
+ : CALL_P (tmp_rtx) ? "darkgreen"
+ : LABEL_P (tmp_rtx) ? "\
darkgrey\n shape: ellipse" : "white",
GET_RTX_NAME (GET_CODE (tmp_rtx)), XINT (tmp_rtx, 0));
break;
}
/* Print the RTL. */
- if (GET_CODE (tmp_rtx) == NOTE)
+ if (NOTE_P (tmp_rtx))
{
- static const char *note_names[] =
- {
- NULL,
- "deleted",
- "block_beg",
- "block_end",
- "loop_beg",
- "loop_end",
- "function_end",
- "setjmp",
- "loop_cont",
- "loop_vtop",
- "prologue_end",
- "epilogue_beg",
- "deleted_label",
- "function_beg",
- "eh_region_beg",
- "eh_region_end",
- "repeated_line_number",
- "range_start",
- "range_end",
- "live",
- "basic_block"
- };
-
- fprintf (fp, " %s",
- XINT (tmp_rtx, 4) < 0 ? note_names[-XINT (tmp_rtx, 4)] : "");
+ const char *name = "";
+ if (NOTE_LINE_NUMBER (tmp_rtx) < 0)
+ name = GET_NOTE_INSN_NAME (NOTE_LINE_NUMBER (tmp_rtx));
+ fprintf (fp, " %s", name);
}
- else if (GET_RTX_CLASS (GET_CODE (tmp_rtx)) == 'i')
+ else if (INSN_P (tmp_rtx))
print_rtl_single (fp, PATTERN (tmp_rtx));
else
print_rtl_single (fp, tmp_rtx);
}
static void
-draw_edge (fp, from, to, bb_edge, class)
- FILE *fp;
- int from;
- int to;
- int bb_edge;
- int class;
+draw_edge (FILE *fp, int from, int to, int bb_edge, int class)
{
const char * color;
switch (graph_dump_format)
color = "color: green ";
fprintf (fp,
"edge: { sourcename: \"%s.%d\" targetname: \"%s.%d\" %s",
- current_function_name, from,
- current_function_name, to, color);
+ current_function_name (), from,
+ current_function_name (), to, color);
if (class)
fprintf (fp, "class: %d ", class);
fputs ("}\n", fp);
}
static void
-end_bb (fp)
- FILE *fp;
+end_bb (FILE *fp)
{
switch (graph_dump_format)
{
}
static void
-end_fct (fp)
- FILE *fp;
+end_fct (FILE *fp)
{
switch (graph_dump_format)
{
case vcg:
fprintf (fp, "node: { title: \"%s.999999\" label: \"END\" }\n}\n",
- current_function_name);
+ current_function_name ());
break;
case no_graph:
break;
/* Like print_rtl, but also print out live information for the start of each
basic block. */
void
-print_rtl_graph_with_bb (base, suffix, rtx_first)
- const char *base;
- const char *suffix;
- rtx rtx_first;
+print_rtl_graph_with_bb (const char *base, rtx rtx_first)
{
- register rtx tmp_rtx;
+ rtx tmp_rtx;
size_t namelen = strlen (base);
- size_t suffixlen = strlen (suffix);
size_t extlen = strlen (graph_ext[graph_dump_format]) + 1;
- char *buf = (char *) alloca (namelen + suffixlen + extlen);
+ char *buf = alloca (namelen + extlen);
FILE *fp;
if (basic_block_info == NULL)
return;
memcpy (buf, base, namelen);
- memcpy (buf + namelen, suffix, suffixlen);
- memcpy (buf + namelen + suffixlen, graph_ext[graph_dump_format], extlen);
+ memcpy (buf + namelen, graph_ext[graph_dump_format], extlen);
fp = fopen (buf, "a");
if (fp == NULL)
fprintf (fp, "(nil)\n");
else
{
- int i;
enum bb_state { NOT_IN_BB, IN_ONE_BB, IN_MULTIPLE_BB };
int max_uid = get_max_uid ();
- int *start = (int *) xmalloc (max_uid * sizeof (int));
- int *end = (int *) xmalloc (max_uid * sizeof (int));
- enum bb_state *in_bb_p = (enum bb_state *)
- xmalloc (max_uid * sizeof (enum bb_state));
+ int *start = xmalloc (max_uid * sizeof (int));
+ int *end = xmalloc (max_uid * sizeof (int));
+ enum bb_state *in_bb_p = xmalloc (max_uid * sizeof (enum bb_state));
basic_block bb;
+ int i;
for (i = 0; i < max_uid; ++i)
{
in_bb_p[i] = NOT_IN_BB;
}
- for (i = n_basic_blocks - 1; i >= 0; --i)
+ FOR_EACH_BB_REVERSE (bb)
{
rtx x;
- bb = BASIC_BLOCK (i);
- start[INSN_UID (bb->head)] = i;
- end[INSN_UID (bb->end)] = i;
- for (x = bb->head; x != NULL_RTX; x = NEXT_INSN (x))
+ start[INSN_UID (BB_HEAD (bb))] = bb->index;
+ end[INSN_UID (BB_END (bb))] = bb->index;
+ for (x = BB_HEAD (bb); x != NULL_RTX; x = NEXT_INSN (x))
{
in_bb_p[INSN_UID (x)]
= (in_bb_p[INSN_UID (x)] == NOT_IN_BB)
? IN_ONE_BB : IN_MULTIPLE_BB;
- if (x == bb->end)
+ if (x == BB_END (bb))
break;
}
}
if (start[INSN_UID (tmp_rtx)] < 0 && end[INSN_UID (tmp_rtx)] < 0)
{
- if (GET_CODE (tmp_rtx) == BARRIER)
+ if (BARRIER_P (tmp_rtx))
continue;
- if (GET_CODE (tmp_rtx) == NOTE
+ if (NOTE_P (tmp_rtx)
&& (1 || in_bb_p[INSN_UID (tmp_rtx)] == NOT_IN_BB))
continue;
}
if ((i = end[INSN_UID (tmp_rtx)]) >= 0)
{
edge e;
+ edge_iterator ei;
bb = BASIC_BLOCK (i);
/* Now specify the edges to all the successors of this
basic block. */
- for (e = bb->succ; e ; e = e->succ_next)
+ FOR_EACH_EDGE (e, ei, bb->succs)
{
if (e->dest != EXIT_BLOCK_PTR)
{
- rtx block_head = e->dest->head;
+ rtx block_head = BB_HEAD (e->dest);
draw_edge (fp, INSN_UID (tmp_rtx),
INSN_UID (block_head),
{
/* Don't print edges to barriers. */
if (next_insn == 0
- || GET_CODE (next_insn) != BARRIER)
+ || !BARRIER_P (next_insn))
draw_edge (fp, XINT (tmp_rtx, 0),
next_insn ? INSN_UID (next_insn) : 999999, 0, 0);
else
do
next_insn = NEXT_INSN (next_insn);
while (next_insn
- && (GET_CODE (next_insn) == NOTE
- || GET_CODE (next_insn) == BARRIER));
+ && (NOTE_P (next_insn)
+ || BARRIER_P (next_insn)));
draw_edge (fp, XINT (tmp_rtx, 0),
next_insn ? INSN_UID (next_insn) : 999999, 0, 3);
/* Similar as clean_dump_file, but this time for graph output files. */
+
void
-clean_graph_dump_file (base, suffix)
- const char *base;
- const char *suffix;
+clean_graph_dump_file (const char *base)
{
size_t namelen = strlen (base);
- size_t suffixlen = strlen (suffix);
size_t extlen = strlen (graph_ext[graph_dump_format]) + 1;
- char *buf = (char *) alloca (namelen + extlen + suffixlen);
+ char *buf = alloca (namelen + extlen);
FILE *fp;
memcpy (buf, base, namelen);
- memcpy (buf + namelen, suffix, suffixlen);
- memcpy (buf + namelen + suffixlen, graph_ext[graph_dump_format], extlen);
+ memcpy (buf + namelen, graph_ext[graph_dump_format], extlen);
fp = fopen (buf, "w");
if (fp == NULL)
- pfatal_with_name (buf);
+ fatal_error ("can't open %s: %m", buf);
- switch (graph_dump_format)
- {
- case vcg:
- fputs ("graph: {\nport_sharing: no\n", fp);
- break;
- case no_graph:
- abort ();
- }
+ gcc_assert (graph_dump_format == vcg);
+ fputs ("graph: {\nport_sharing: no\n", fp);
fclose (fp);
}
/* Do final work on the graph output file. */
void
-finish_graph_dump_file (base, suffix)
- const char *base;
- const char *suffix;
+finish_graph_dump_file (const char *base)
{
size_t namelen = strlen (base);
- size_t suffixlen = strlen (suffix);
size_t extlen = strlen (graph_ext[graph_dump_format]) + 1;
- char *buf = (char *) alloca (namelen + suffixlen + extlen);
+ char *buf = alloca (namelen + extlen);
FILE *fp;
memcpy (buf, base, namelen);
- memcpy (buf + namelen, suffix, suffixlen);
- memcpy (buf + namelen + suffixlen, graph_ext[graph_dump_format], extlen);
+ memcpy (buf + namelen, graph_ext[graph_dump_format], extlen);
fp = fopen (buf, "a");
if (fp != NULL)
{
- switch (graph_dump_format)
- {
- case vcg:
- fputs ("}\n", fp);
- break;
- case no_graph:
- abort ();
- }
-
+ gcc_assert (graph_dump_format == vcg);
+ fputs ("}\n", fp);
fclose (fp);
}
}
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